"Market for BTC always drops on Friday because BTC is closed to many of the bigger overseas markets. It jumps again on Monday when US markets open and people log on to Silk Road to buy their . "
Theory originally from: http://www.abovetopsecret.com/forum/thread1002160/pg3#pid17664908
Note: As far as I am aware, Huobi and other markets are open 24/7. So I have no ...